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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2011-05-23 12:24:48 +0400 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2011-05-23 12:24:32 +0400 |
| commit | fcdd65b0e7bbbd6aef9be2f20e7c238759cf0b41 (patch) | |
| tree | 879ab0cc7112001e682147487fdee3a3e856c2a5 /arch/s390 | |
| parent | bfac1d2d34990bf6ce0abf947fd5043cf412256b (diff) | |
| download | linux-fcdd65b0e7bbbd6aef9be2f20e7c238759cf0b41.tar.xz | |
[S390] oprofile: add missing irq stats counter
Count CPU measurement external interrupts as well.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/include/asm/irq.h | 1 | ||||
| -rw-r--r-- | arch/s390/kernel/irq.c | 1 | ||||
| -rw-r--r-- | arch/s390/oprofile/hwsampler.c | 2 |
3 files changed, 4 insertions, 0 deletions
diff --git a/arch/s390/include/asm/irq.h b/arch/s390/include/asm/irq.h index db14a311f1d2..1544b90bd6d6 100644 --- a/arch/s390/include/asm/irq.h +++ b/arch/s390/include/asm/irq.h @@ -15,6 +15,7 @@ enum interruption_class { EXTINT_VRT, EXTINT_SCP, EXTINT_IUC, + EXTINT_CPM, IOINT_QAI, IOINT_QDI, IOINT_DAS, diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c index ea5099c9709c..e204f9597aaf 100644 --- a/arch/s390/kernel/irq.c +++ b/arch/s390/kernel/irq.c @@ -32,6 +32,7 @@ static const struct irq_class intrclass_names[] = { {.name = "VRT", .desc = "[EXT] Virtio" }, {.name = "SCP", .desc = "[EXT] Service Call" }, {.name = "IUC", .desc = "[EXT] IUCV" }, + {.name = "CPM", .desc = "[EXT] CPU Measurement" }, {.name = "QAI", .desc = "[I/O] QDIO Adapter Interrupt" }, {.name = "QDI", .desc = "[I/O] QDIO Interrupt" }, {.name = "DAS", .desc = "[I/O] DASD" }, diff --git a/arch/s390/oprofile/hwsampler.c b/arch/s390/oprofile/hwsampler.c index 8e686bfe2959..cb4338ccbf7b 100644 --- a/arch/s390/oprofile/hwsampler.c +++ b/arch/s390/oprofile/hwsampler.c @@ -5,6 +5,7 @@ * Author: Heinz Graalfs <graalfs@de.ibm.com> */ +#include <linux/kernel_stat.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/smp.h> @@ -677,6 +678,7 @@ static void hws_ext_handler(unsigned int ext_int_code, int cpu; struct hws_cpu_buffer *cb; + kstat_cpu(smp_processor_id()).irqs[EXTINT_CPM]++; cpu = smp_processor_id(); cb = &per_cpu(sampler_cpu_buffer, cpu); |